Financial Instruments with Off-Balance-Sheet Risk (Tables)

3 Months Ended

Mar. 31, 2023

Fair Value Disclosures [Abstract]

Summary of Off-Balance-Sheet Financial Instruments with Contractual Amounts Include Present Credit Risk

Off-balance-sheet financial instruments with contractual amounts that present credit risk include the following:

	March 31, 2023		December 31, 2022
	(dollars in thousands)
Financial instruments whose contractual amount represents credit risk:
Commitments to extend credit:
Unused portion of existing lines of credit	$	1,056,291	$	1,073,567
Origination of new loans		17,536		25,411
Standby letters of credit		23,703		24,234
Financial instruments whose notional amount exceeds the amount of credit risk:
Commitments to sell residential mortgage loans		—		250